Finding the Fourth Proportional to 64,368,134.40, 96,552,201.60 and 15,845,602.80
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Solution
The fourth proportional to 64,368,134.40, 96,552,201.60 and 15,845,602.80 is: 23,768,404.20
Step by Step Solution
- Step 1: Write the proportion equation
64,368,134.40 : 96,552,201.60 = 15,845,602.80 : x - Step 2: Convert to fraction form
64,368,134.40/96,552,201.60 = 15,845,602.80/x - Step 3: Cross multiply
64,368,134.40x = 96,552,201.60 × 15,845,602.80 - Step 4: Simplify right side
64,368,134.40x = 1,529,927,836,019,124.50 - Step 5: Solve for x
x = 1,529,927,836,019,124.50/64,368,134.40 - Step 6: Final answer
x = 23,768,404.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.